S T M8309
P-Channel
20
16
V
GS
=10V
V
GS
=5V
V
GS
=4.5V
12
V
GS
=3.5V
8
V
GS
=3V
20
V
GS
=4V
125 C
16
-I
D
, Drain C urrent (A)
-I
D
, Drain C urrent (A)
12
25 C
8
-55 C
4
0
4
0
0
0.5
1
1.5
2
2.5
3
0
0.9
1.8
2.7
3.6
4.5
5.4
-V
DS
, Drain-to-S ource Voltage (V )
-V
G S
, G ate-to-S ource Voltage (V )
F igure 1. Output C haracteris tics
F igure 2. Trans fer C haracteris tics
90
1.5
R
DS (ON)
, On-R es is tance
Normalized
75
1.4
1.3
1.2
1.1
1.0
V
G S
=-4.5V
I
D
=-4A
V
G S
=-10V
I
D
=-5A
R
DS (on)
(m
W
)
60
V
G S
=-4.5V
45
30
15
1
V
G S
=-10V
1
4
8
12
16
20
0
25
50
75
100
125
150
T j( C )
-I
D
, Drain C urrent (A)
T j, J unction T emperature ( C )
F igure 3. On-R es is tance vs . Drain C urrent
and G ate V oltage
F igure 4. On-R es is tance Variation with
Drain C urrent and Temperature
7